<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>桌面风数据看板</title>
  <!-- 引入 Vuetify 依赖（不用安装，CDN 直接用） -->
  <link href="https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;700&display=swap" rel="stylesheet">
  <link href="https://cdn.jsdelivr.net/npm/@mdi/font@7.0.96/css/materialdesignicons.min.css" rel="stylesheet">
  <link href="https://cdn.jsdelivr.net/npm/vuetify@2.6.14/dist/vuetify.min.css" rel="stylesheet">
  <script src="https://cdn.jsdelivr.net/npm/vue@2.7.14/dist/vue.js"></script>
  <script src="https://cdn.jsdelivr.net/npm/vuetify@2.6.14/dist/vuetify.min.js"></script>
  <style>
    html, body { height: 100%; overflow: hidden; }
  </style>
</head>
<body>
  <div id="app" style="height: 100%;">
      <v-app>
        <!-- 桌面风布局：顶栏 + 左栏 + 主视图 + 底栏 -->
        <v-app-bar app color="primary" dark>
          <v-toolbar-title>数据可视化面板</v-toolbar-title>
          <v-spacer></v-spacer>
          <v-toolbar-items>
            <v-btn flat>欢迎，用户</v-btn>
          </v-toolbar-items>
        </v-app-bar>

        <v-container fluid style="height: calc(100% - 104px); padding: 0;">
          <v-row style="height: 100%; margin: 0;">
            <!-- 左栏 -->
            <v-col cols="3" style="background: #f5f5f5; padding: 16px; height: 100%; overflow-y: auto;">
              <v-list dense>
                <v-list-item link>数据概览</v-list-item>
                <v-list-item link>详细报表</v-list-item>
                <v-list-item link>设置</v-list-item>
              </v-list>
            </v-col>
            <!-- 主视图 -->
            <v-col cols="9" style="padding: 16px; height: 100%; overflow-y: auto;">
              <v-card elevation="2" style="margin-bottom: 16px; padding: 16px;">
                <v-card-title>核心数据卡片</v-card-title>
                <v-card-text>这里放图表、表格等数据内容（直接用 Vuetify 组件或 ECharts 即可）</v-card-text>
              </v-card>
              <v-card elevation="2" padding="16px">
                <v-card-title>趋势分析</v-card-title>
                <v-card-text>数据可视化区域</v-card-text>
              </v-card>
            </v-col>
          </v-row>
        </v-container>

        <!-- 底栏 -->
        <v-footer app color="primary" dark style="height: 40px; justify-content: center; align-items: center;">
          数据看板 © 2024
        </v-footer>
      </v-app>
  </div>

  <script>
    new Vue({
      el: '#app',
      vuetify: new Vuetify()
    })
  </script>
</body>
</html>
